Normal Data

Dataset statistics

Number of variables	8
Number of observations	12250000
Missing cells	0
Missing cells (%)	0.0%
Duplicate rows	250000
Duplicate rows (%)	2.0%
Total size in memory	747.7 MiB
Average record size in memory	64.0 B

Variable types

Numeric	8

Alerts

Dataset has 250000 (2.0%) duplicate rows	Duplicates
`microphone` is highly overall correlated with `underhang_radiale` and 1 other fields	High correlation
`overhang_axial` is highly overall correlated with `overhang_radiale` and 1 other fields	High correlation
`overhang_radiale` is highly overall correlated with `overhang_axial` and 1 other fields	High correlation
`overhang_tangential` is highly overall correlated with `overhang_axial` and 1 other fields	High correlation
`underhang_axial` is highly overall correlated with `underhang_radiale` and 1 other fields	High correlation
`underhang_radiale` is highly overall correlated with `microphone` and 2 other fields	High correlation
`underhang_tangential` is highly overall correlated with `microphone` and 2 other fields	High correlation

Reproduction

Analysis started	2025-02-13 23:46:51.232332
Analysis finished	2025-02-13 23:55:26.124981
Duration	8 minutes and 34.89 seconds
Software version	ydata-profiling vv4.12.2
Download configuration	config.json

tachometer
Real number (ℝ)

Distinct	55528
Distinct (%)	0.5%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.0010247855

Minimum	-1.1591
Maximum	5.093
Zeros	0
Zeros (%)	0.0%
Negative	10897355
Negative (%)	89.0%
Memory size	93.5 MiB

Quantile statistics

Minimum	-1.1591
5-th percentile	-0.74918
Q1	-0.60527
median	-0.550755
Q3	-0.4748875
95-th percentile	4.5409
Maximum	5.093
Range	6.2521
Interquartile range (IQR)	0.1303825

Descriptive statistics

Standard deviation	1.597937
Coefficient of variation (CV)	1559.2892
Kurtosis	4.1485214
Mean	0.0010247855
Median Absolute Deviation (MAD)	0.059495
Skewness	2.4695173
Sum	12553.622
Variance	2.5534025
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
4.5364	1911	< 0.1%
4.5657	1862	< 0.1%
4.5359	1764	< 0.1%
4.5612	1764	< 0.1%
4.5134	1715	< 0.1%
4.5478	1666	< 0.1%
4.5458	1666	< 0.1%
4.509	1666	< 0.1%
4.517	1617	< 0.1%
4.5225	1617	< 0.1%
Other values (55518)	12232752	99.9%

Value	Count	Frequency (%)
-1.1591	49	< 0.1%
-1.155	49	< 0.1%
-1.1321	49	< 0.1%
-1.1246	49	< 0.1%
-1.121	49	< 0.1%
-1.1115	49	< 0.1%
-1.0994	49	< 0.1%
-1.0874	49	< 0.1%
-1.0824	49	< 0.1%
-1.0791	49	< 0.1%

Value	Count	Frequency (%)
5.093	49	< 0.1%
5.0694	49	< 0.1%
5.0613	49	< 0.1%
5.0552	49	< 0.1%
5.0538	49	< 0.1%
5.0497	49	< 0.1%
5.0472	49	< 0.1%
5.0468	49	< 0.1%
5.0429	49	< 0.1%
5.0424	49	< 0.1%

underhang_axial
Real number (ℝ)

High correlation

Distinct	111928
Distinct (%)	0.9%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.029537199

Minimum	-4.5898
Maximum	2.0097
Zeros	0
Zeros (%)	0.0%
Negative	5652248
Negative (%)	46.1%
Memory size	93.5 MiB

Quantile statistics

Minimum	-4.5898
5-th percentile	-2.0956
Q1	-0.96484
median	0.167885
Q3	1.177825
95-th percentile	1.6383
Maximum	2.0097
Range	6.5995
Interquartile range (IQR)	2.142665

Descriptive statistics

Standard deviation	1.2383042
Coefficient of variation (CV)	41.923549
Kurtosis	-0.93089673
Mean	0.029537199
Median Absolute Deviation (MAD)	1.056975
Skewness	-0.38812816
Sum	361830.69
Variance	1.5333973
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
1.5826	1323	< 0.1%
1.5455	1274	< 0.1%
1.5353	1225	< 0.1%
1.6216	1176	< 0.1%
1.5787	1176	< 0.1%
1.5882	1176	< 0.1%
1.4636	1176	< 0.1%
1.6097	1176	< 0.1%
1.5906	1127	< 0.1%
1.5561	1127	< 0.1%
Other values (111918)	12238044	99.9%

Value	Count	Frequency (%)
-4.5898	49	< 0.1%
-4.5528	49	< 0.1%
-4.5033	49	< 0.1%
-4.4291	49	< 0.1%
-4.4245	49	< 0.1%
-4.3681	49	< 0.1%
-4.34	49	< 0.1%
-4.306	49	< 0.1%
-4.2582	49	< 0.1%
-4.1937	49	< 0.1%

Value	Count	Frequency (%)
2.0097	49	< 0.1%
1.9736	49	< 0.1%
1.9525	49	< 0.1%
1.9519	49	< 0.1%
1.9492	49	< 0.1%
1.9483	49	< 0.1%
1.9469	49	< 0.1%
1.9389	49	< 0.1%
1.9383	49	< 0.1%
1.9359	49	< 0.1%

underhang_radiale
Real number (ℝ)

High correlation

Distinct	105868
Distinct (%)	0.9%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.00072977559

Minimum	-2.0037
Maximum	0.67768
Zeros	0
Zeros (%)	0.0%
Negative	5802972
Negative (%)	47.4%
Memory size	93.5 MiB

Quantile statistics

Minimum	-2.0037
5-th percentile	-0.55038
Q1	-0.2714825
median	0.032534
Q3	0.31216
95-th percentile	0.44441
Maximum	0.67768
Range	2.68138
Interquartile range (IQR)	0.5836425

Descriptive statistics

Standard deviation	0.33659329
Coefficient of variation (CV)	461.22849
Kurtosis	-0.6922162
Mean	0.00072977559
Median Absolute Deviation (MAD)	0.290195
Skewness	-0.39314547
Sum	8939.7509
Variance	0.11329504
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.4091	735	< 0.1%
0.40781	686	< 0.1%
0.40188	686	< 0.1%
0.41579	686	< 0.1%
0.43607	686	< 0.1%
0.42324	686	< 0.1%
0.37283	686	< 0.1%
0.35623	637	< 0.1%
0.37441	637	< 0.1%
0.36595	637	< 0.1%
Other values (105858)	12243238	99.9%

Value	Count	Frequency (%)
-2.0037	49	< 0.1%
-1.8273	49	< 0.1%
-1.824	49	< 0.1%
-1.8075	49	< 0.1%
-1.7948	49	< 0.1%
-1.7937	49	< 0.1%
-1.7847	49	< 0.1%
-1.7421	49	< 0.1%
-1.7345	49	< 0.1%
-1.7097	49	< 0.1%

Value	Count	Frequency (%)
0.67768	49	< 0.1%
0.66982	49	< 0.1%
0.64733	49	< 0.1%
0.63705	49	< 0.1%
0.63181	49	< 0.1%
0.62611	49	< 0.1%
0.62145	49	< 0.1%
0.61934	49	< 0.1%
0.61808	49	< 0.1%
0.61672	49	< 0.1%

underhang_tangential
Real number (ℝ)

High correlation

Distinct	34284
Distinct (%)	0.3%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.00083171603

Minimum	-0.21865
Maximum	0.22705
Zeros	0
Zeros (%)	0.0%
Negative	5801600
Negative (%)	47.4%
Memory size	93.5 MiB

Quantile statistics

Minimum	-0.21865
5-th percentile	-0.0783323
Q1	-0.031772
median	0.0033034
Q3	0.034506
95-th percentile	0.073531
Maximum	0.22705
Range	0.4457
Interquartile range (IQR)	0.066278

Descriptive statistics

Standard deviation	0.046739226
Coefficient of variation (CV)	56.196135
Kurtosis	-0.25408833
Mean	0.00083171603
Median Absolute Deviation (MAD)	0.0329626
Skewness	-0.16859162
Sum	10188.521
Variance	0.0021845553
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.032996	1372	< 0.1%
0.033928	1274	< 0.1%
-0.0055987	1274	< 0.1%
0.020851	1274	< 0.1%
0.0074462	1274	< 0.1%
0.024114	1225	< 0.1%
0.015231	1225	< 0.1%
0.028462	1225	< 0.1%
0.013753	1225	< 0.1%
0.017376	1225	< 0.1%
Other values (34274)	12237407	99.9%

Value	Count	Frequency (%)
-0.21865	49	< 0.1%
-0.21197	49	< 0.1%
-0.19997	49	< 0.1%
-0.1989	49	< 0.1%
-0.19128	49	< 0.1%
-0.18865	49	< 0.1%
-0.18796	49	< 0.1%
-0.18377	49	< 0.1%
-0.1834	49	< 0.1%
-0.18148	49	< 0.1%

Value	Count	Frequency (%)
0.22705	49	< 0.1%
0.20151	49	< 0.1%
0.19688	49	< 0.1%
0.18422	49	< 0.1%
0.18333	49	< 0.1%
0.18168	49	< 0.1%
0.1749	49	< 0.1%
0.17074	49	< 0.1%
0.16964	49	< 0.1%
0.16957	49	< 0.1%

overhang_axial
Real number (ℝ)

High correlation

Distinct	67904
Distinct (%)	0.6%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.0092454041

Minimum	-0.61157
Maximum	0.34316
Zeros	0
Zeros (%)	0.0%
Negative	5403034
Negative (%)	44.1%
Memory size	93.5 MiB

Quantile statistics

Minimum	-0.61157
5-th percentile	-0.2297105
Q1	-0.08811175
median	0.023947
Q3	0.11653
95-th percentile	0.2099105
Maximum	0.34316
Range	0.95473
Interquartile range (IQR)	0.20464175

Descriptive statistics

Standard deviation	0.13934581
Coefficient of variation (CV)	15.0719
Kurtosis	-0.080609833
Mean	0.0092454041
Median Absolute Deviation (MAD)	0.099833
Skewness	-0.4745305
Sum	113256.2
Variance	0.019417254
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.11888	1029	< 0.1%
0.11419	980	< 0.1%
0.10132	931	< 0.1%
0.12085	931	< 0.1%
0.10287	931	< 0.1%
0.11583	931	< 0.1%
0.12102	931	< 0.1%
0.12888	882	< 0.1%
0.17103	882	< 0.1%
0.10389	882	< 0.1%
Other values (67894)	12240690	99.9%

Value	Count	Frequency (%)
-0.61157	49	< 0.1%
-0.60886	49	< 0.1%
-0.60029	49	< 0.1%
-0.59892	49	< 0.1%
-0.59073	49	< 0.1%
-0.58897	49	< 0.1%
-0.58893	49	< 0.1%
-0.58854	49	< 0.1%
-0.58764	49	< 0.1%
-0.58478	49	< 0.1%

Value	Count	Frequency (%)
0.34316	49	< 0.1%
0.34257	49	< 0.1%
0.34209	49	< 0.1%
0.34155	49	< 0.1%
0.34148	49	< 0.1%
0.34043	49	< 0.1%
0.33958	49	< 0.1%
0.33921	49	< 0.1%
0.33899	49	< 0.1%
0.33724	49	< 0.1%

overhang_radiale
Real number (ℝ)

High correlation

Distinct	27599
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.0051040414

Minimum	-0.14595
Maximum	0.10466
Zeros	0
Zeros (%)	0.0%
Negative	5269705
Negative (%)	43.0%
Memory size	93.5 MiB

Quantile statistics

Minimum	-0.14595
5-th percentile	-0.05632735
Q1	-0.019042
median	0.0065705
Q3	0.031143
95-th percentile	0.061799
Maximum	0.10466
Range	0.25061
Interquartile range (IQR)	0.050185

Descriptive statistics

Standard deviation	0.035926896
Coefficient of variation (CV)	7.0389116
Kurtosis	-0.19517275
Mean	0.0051040414
Median Absolute Deviation (MAD)	0.0250605
Skewness	-0.24312815
Sum	62524.507
Variance	0.0012907419
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
0.0091311	1617	< 0.1%
-0.0039478	1617	< 0.1%
0.019669	1617	< 0.1%
0.0014686	1519	< 0.1%
0.0063331	1470	< 0.1%
-0.0044997	1470	< 0.1%
-0.0015605	1470	< 0.1%
0.032401	1470	< 0.1%
0.011275	1470	< 0.1%
-0.019651	1421	< 0.1%
Other values (27589)	12234859	99.9%

Value	Count	Frequency (%)
-0.14595	49	< 0.1%
-0.14491	49	< 0.1%
-0.14462	49	< 0.1%
-0.1445	49	< 0.1%
-0.14447	49	< 0.1%
-0.14334	49	< 0.1%
-0.14331	49	< 0.1%
-0.14321	49	< 0.1%
-0.14221	49	< 0.1%
-0.14216	49	< 0.1%

Value	Count	Frequency (%)
0.10466	49	< 0.1%
0.10458	49	< 0.1%
0.10328	49	< 0.1%
0.10308	49	< 0.1%
0.10306	49	< 0.1%
0.10275	49	< 0.1%
0.10264	49	< 0.1%
0.10263	49	< 0.1%
0.10252	49	< 0.1%
0.1023	49	< 0.1%

overhang_tangential
Real number (ℝ)

High correlation

Distinct	141924
Distinct (%)	1.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.038553416

Minimum	-2.0376
Maximum	2.3503
Zeros	0
Zeros (%)	0.0%
Negative	5759460
Negative (%)	47.0%
Memory size	93.5 MiB

Quantile statistics

Minimum	-2.0376
5-th percentile	-1.0568
Q1	-0.442525
median	0.0507045
Q3	0.4879
95-th percentile	1.1789
Maximum	2.3503
Range	4.3879
Interquartile range (IQR)	0.930425

Descriptive statistics

Standard deviation	0.67811536
Coefficient of variation (CV)	17.588983
Kurtosis	-0.15096677
Mean	0.038553416
Median Absolute Deviation (MAD)	0.46493
Skewness	0.090110029
Sum	472279.34
Variance	0.45984044
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
-1.1033	686	< 0.1%
-1.0244	637	< 0.1%
1.13	588	< 0.1%
-1.0207	588	< 0.1%
-1.1058	588	< 0.1%
1.2404	588	< 0.1%
1.0553	588	< 0.1%
-1.0899	588	< 0.1%
1.0494	588	< 0.1%
-1.0889	588	< 0.1%
Other values (141914)	12243973	> 99.9%

Value	Count	Frequency (%)
-2.0376	49	< 0.1%
-2.0054	49	< 0.1%
-2.0049	49	< 0.1%
-2.0009	49	< 0.1%
-1.9941	49	< 0.1%
-1.9825	49	< 0.1%
-1.979	49	< 0.1%
-1.9663	49	< 0.1%
-1.9658	49	< 0.1%
-1.9645	49	< 0.1%

Value	Count	Frequency (%)
2.3503	49	< 0.1%
2.3458	49	< 0.1%
2.3444	49	< 0.1%
2.3143	49	< 0.1%
2.3101	49	< 0.1%
2.296	49	< 0.1%
2.2939	49	< 0.1%
2.291	49	< 0.1%
2.2895	49	< 0.1%
2.289	49	< 0.1%

microphone
Real number (ℝ)

High correlation

Distinct	23930
Distinct (%)	0.2%
Missing	0
Missing (%)	0.0%
Infinite	0
Infinite (%)	0.0%
Mean	0.014622995

Minimum	-0.26864
Maximum	0.60896
Zeros	0
Zeros (%)	0.0%
Negative	6270040
Negative (%)	51.2%
Memory size	93.5 MiB

Quantile statistics

Minimum	-0.26864
5-th percentile	-0.141621
Q1	-0.088734
median	-0.0045009
Q3	0.10113
95-th percentile	0.23377
Maximum	0.60896
Range	0.8776
Interquartile range (IQR)	0.189864

Descriptive statistics

Standard deviation	0.12276852
Coefficient of variation (CV)	8.39558
Kurtosis	0.009112259
Mean	0.014622995
Median Absolute Deviation (MAD)	0.0914861
Skewness	0.6791686
Sum	179131.68
Variance	0.01507211
Monotonicity	Not monotonic

Histogram with fixed size bins (bins=50)

Value	Count	Frequency (%)
-0.098762	2352	< 0.1%
-0.093432	1960	< 0.1%
-0.099297	1960	< 0.1%
-0.10674	1911	< 0.1%
-0.10852	1911	< 0.1%
-0.11383	1911	< 0.1%
-0.10076	1911	< 0.1%
-0.10623	1911	< 0.1%
-0.10784	1862	< 0.1%
-0.097958	1862	< 0.1%
Other values (23920)	12230449	99.8%

Value	Count	Frequency (%)
-0.26864	49	< 0.1%
-0.25793	49	< 0.1%
-0.25484	49	< 0.1%
-0.2534	49	< 0.1%
-0.25185	49	< 0.1%
-0.25065	49	< 0.1%
-0.24803	49	< 0.1%
-0.2479	49	< 0.1%
-0.24598	49	< 0.1%
-0.24481	49	< 0.1%

Value	Count	Frequency (%)
0.60896	49	< 0.1%
0.59229	49	< 0.1%
0.58382	49	< 0.1%
0.56907	49	< 0.1%
0.55817	49	< 0.1%
0.55736	49	< 0.1%
0.55729	49	< 0.1%
0.55637	49	< 0.1%
0.55622	49	< 0.1%
0.55593	49	< 0.1%

	microphone	overhang_axial	overhang_radiale	overhang_tangential	tachometer	underhang_axial	underhang_radiale	underhang_tangential
microphone	1.000	-0.048	-0.039	-0.055	-0.008	-0.370	-0.810	-0.632
overhang_axial	-0.048	1.000	0.824	0.825	0.315	0.064	0.044	0.110
overhang_radiale	-0.039	0.824	1.000	0.597	0.235	0.046	0.036	0.091
overhang_tangential	-0.055	0.825	0.597	1.000	0.252	0.089	0.080	0.127
tachometer	-0.008	0.315	0.235	0.252	1.000	0.002	0.012	0.037
underhang_axial	-0.370	0.064	0.046	0.089	0.002	1.000	0.662	0.604
underhang_radiale	-0.810	0.044	0.036	0.080	0.012	0.662	1.000	0.685
underhang_tangential	-0.632	0.110	0.091	0.127	0.037	0.604	0.685	1.000

A simple visualization of nullity by column.

Nullity matrix is a data-dense display which lets you quickly visually pick out patterns in data completion.

	tachometer	underhang_axial	underhang_radiale	underhang_tangential	overhang_axial	overhang_radiale	overhang_tangential	microphone
0	4.5671	1.54090	0.408130	0.048206	0.15618	0.034018	0.18194	-0.051011
1	4.6252	-0.65002	-0.399110	-0.023339	0.15131	0.032407	0.10908	-0.029934
2	4.5657	0.50367	0.417000	0.029059	0.15085	0.030508	0.19411	-0.085132
3	4.6220	0.22507	-0.272730	-0.019793	0.14843	0.027678	0.15055	0.058802
4	4.5747	-0.26502	0.200050	0.004126	0.14428	0.026291	0.15064	-0.070481
5	4.6044	1.29190	0.048915	0.022341	0.14987	0.028031	0.19017	-0.009588
6	4.5921	-0.78523	-0.057872	0.006463	0.14561	0.027357	0.13620	-0.080752
7	4.5850	1.65100	0.300960	0.068412	0.15428	0.032638	0.21910	-0.022925
8	4.6085	-0.82157	-0.385650	0.014987	0.14396	0.027883	0.10667	-0.044147
9	4.5710	1.31540	0.473140	0.068033	0.17826	0.059733	0.18256	-0.065978

	tachometer	underhang_axial	underhang_radiale	underhang_tangential	overhang_axial	overhang_radiale	overhang_tangential	microphone
12249990	-0.51888	-0.975250	-0.281240	0.016136	0.13096	0.047546	-0.082225	0.074549
12249991	-0.52525	0.170250	0.410640	0.077115	0.14862	0.064315	-0.040881	-0.117750
12249992	-0.52142	0.038003	-0.190410	0.028346	0.13607	0.051345	-0.104530	0.097304
12249993	-0.51903	-0.567890	0.216850	0.059073	0.13961	0.056890	-0.116200	-0.090535
12249994	-0.52682	1.123500	0.052936	0.047499	0.14008	0.055266	-0.101180	0.030424
12249995	-0.51767	-1.113500	-0.016405	0.025045	0.13796	0.057987	-0.157210	-0.046094
12249996	-0.52513	1.522300	0.289540	0.041841	0.14314	0.058507	-0.095435	-0.026089
12249997	-0.52000	-0.817010	-0.269480	-0.012067	0.14033	0.059348	-0.160110	-0.038306
12249998	-0.51963	1.277700	0.391690	0.037364	0.14198	0.058629	-0.081987	-0.067828
12249999	-0.52942	-0.164440	-0.301430	-0.013518	0.13745	0.059188	-0.155040	0.054932

Most frequently occurring

	tachometer	underhang_axial	underhang_radiale	underhang_tangential	overhang_axial	overhang_radiale	overhang_tangential	microphone	# duplicates
0	-1.1591	1.37500	0.437680	0.064584	0.251030	0.060362	1.970600	-0.069702	49
1	-1.1550	1.61720	0.228560	0.020709	0.193900	0.059444	1.025100	-0.021708	49
2	-1.1321	1.32560	0.076905	0.077469	0.292250	0.086532	1.483700	0.017549	49
3	-1.1246	1.74380	0.333000	0.010330	0.148120	0.025932	0.619150	-0.012605	49
4	-1.1210	0.46869	-0.193310	0.042592	0.185880	0.035847	0.739490	0.022538	49
5	-1.1115	1.44130	0.481500	-0.019986	0.108040	0.053508	0.553880	-0.070797	49
6	-1.0994	-0.85401	-0.208400	-0.015811	-0.072478	-0.026685	-0.514870	-0.009953	49
7	-1.0874	-1.30190	-0.042242	-0.013518	-0.144080	-0.047202	-0.100640	0.000099	49
8	-1.0824	-0.96678	-0.343300	0.036349	-0.176460	-0.037781	-0.089238	0.070070	49
9	-1.0791	-0.36787	0.102000	-0.008393	-0.189780	-0.067834	-0.346890	-0.037892	49

Overview

Interactions

Correlations

Missing values

Sample

Duplicate rows

Most frequently occurring

Overview

Variables

Interactions

Correlations

Missing values

Sample

Duplicate rows

Most frequently occurring